#include <bits/stdc++.h>
#define maxim 1000000

using namespace std;

ifstream f("prefix.in");
ofstream g("prefix.out");

int dp[maxim];

int main()
{
    int t;
    f >> t;
    while (t--)
    {
        int ans = 0;
        dp[0] = -1;
        string a;
        f >> a;
        for (int i = 1; i < a.length(); ++i)
        {
            int j = i - 1;
            while (dp[j] != -1 && a[i] != a[dp[j] + 1])
                j = dp[j];

            dp[i] = dp[j];
            if (a[i] == a[dp[j] + 1])
                dp[i] ++;
            if (dp[i] != -1 && (i + 1) % (i - dp[i]) == 0 && ans < i + 1)
                ans = i + 1;
        }
        g << ans << '\n';
    }
}